Revert "ostc-ci: Workaround for inter-repo dependency on image builds"

This reverts commit 86a144eb.

As mentioned in the commit this was a temporary workaround until the
needed change could land in the manifest repository. This has happend
now:

https://git.ostc-eu.org/OSTC/OHOS/manifest/-/commit/8d604fb7cd63f6247c3071989005d251f0a068bc



Signed-off-by: Stefan Schmidt <stefan.schmidt@huawei.com>

.ostc-ci/machines-and-flavours.yaml

@@ -41,9 +41,6 @@ linux-seco-intel-b68:
   extends: .build-linux-matrix
   variables:
     MACHINE: seco-intel-b68
-  parallel:
-    matrix:
-      - OHOS_BITBAKE_TARGETS: ["oniro-image-base-tests", "oniro-image-extra-tests"]
 
 linux-seco-imx8mm-c61:
   extends: .build-linux-matrix
@@ -52,9 +49,6 @@ linux-seco-imx8mm-c61:
     # This platform requires proprietary resources to boot.
     # See build-generic.yaml for explanation of OHOS_BB_LOCAL_CONF_ variables.
     OHOS_BB_LOCAL_CONF_ACCEPT_FSL_EULA: 1
-  parallel:
-    matrix:
-      - OHOS_BITBAKE_TARGETS: ["oniro-image-base-tests", "oniro-image-extra-tests"]
 
 linux-stm32mp1-av96:
   extends: .build-recipe
@@ -67,9 +61,6 @@ linux-raspberrypi4-64:
   extends: .build-linux-matrix
   variables:
     MACHINE: raspberrypi4-64
-  parallel:
-    matrix:
-      - OHOS_BITBAKE_TARGETS: ["oniro-image-base-tests", "oniro-image-extra-tests"]
 
 zephyr-qemu-x86:
   extends: .build-image